Keep acid-loving and lime-hating plants strong and healthy with the Miracle-Gro Ericaceous Plant Food. Containing iron, which is perfect for ericaceous plants such as rhododendrons, azaleas and camellias, the food will absorb even in alkaline soil. A special mix of nutrients helps plants thrive, producing healthier plants and with more blooms and greener leaves. Suitable for use between March and September. Creates up to 270 litres, apply via watering can for Miracle Gro feeder unit.